L16 Calibration Kits
These L16 calibration kits can be used to make error-corrected measurements of devices supplied with L16 connectors. These calibration kits adopt stainless steel.
L16 is Chinese connector product with similar dimension to Type N connector but different screw thread standards. Type N adopts inch screw thread standard 5/8-24UNEF while L16 adopts metric fine thread M16X1. See image below: